#box{
	            width: 100px;
	            height: 100px;
	            background: palevioletred;
	            position: absolute;
	            top: 200px;
	            left:300px;
	        }
	        #div{ width:100px; height:100px; background:pink; position:absolute; left:100; top:100;}
	        .tip{width:100px; height:100px; border:5px dashed yellow; position:absolute; top:0; left:0 }